نتایج جستجو برای: extract nanoparticles
تعداد نتایج: 280956 فیلتر نتایج به سال:
In the present work synthesis of silver nanoparticles using Alyssum homalocarpum (Fisch. & C.A.Mey.) Boiss. extract has been considered. The methanolic extract of A. homalocarpum was concentrated and analyzed using Gas Chromatogra. Also silver nanoparticles were synthesized by the bio-reduction of silver nitrate solution (1 mm) using the methanol extract. Scanning electron microscopy (SEM), and...
Nowadays, green chemistry and its advantages are generating interest of researchers toward ecofriendly biosynthesis of the metallic nanoparticles. In this research, a rapid, simple and green method was developed for the synthesis of silver nanoparticles using aqueous extract of Prangos ferulaceae leaves. The synthesized silver nanoparticles were characterized by UV-Vis spectroscopy, sc...
The phytochemical and pharmacological studies of leaf, bark and fruit extracts of Samadera indica were carried out on aqueous and methanolic extracts, obtained by soxhlet technique. The qualitative tests showed the presence of carbohydrates, proteins, phenolics, alkaloids, saponins, flavonoids, tannins and resins, whereas quantitative estimations of carbohydrate, protein, phenolics and tannins ...
The development of the biological synthesis of nanoparticles using microorganisms or plant extracts plays an important role in the field of nanotechnology as it is environmentally friendly and does not involve any harmful chemicals. In this study, the synthesis of silver nanoparticles using the leaves extract of Chinese tea from Camellia sinensis is reported. The synthesized nanoparticles were ...
Phytostabilized silver nanoparticles are being widely studied for its various pharmacological properties. In the present study silver nanoparticles synthesized using Black pepper extract was evaluated for its acute toxicity and also for its anti inflammatory activity in carrageenan induced paw edema in rats. The anti inflammatory effect was also compared against the commercial silver nanopartic...
Aqueous leaf extract of Luffa acutangula Roxb. Var. amara. Lin. was used for the synthesis of silver nanoparticles using antibacterial activity. The silver nanoparticles formation was confirmed by the color change of plant extracts (SNPs) and further confirmed with the help of UV – Vis spectroscopy and Fourier Transform Infra Red (FTIR). The absorption spectra of silver nanoparticles studied us...
This study reports the in vitro cytotoxic effect of biologically synthesized silver and gold nanoparticles against MDA-MB-231, human breast cancer cells. Formation of silver and gold nanoparticles was observed within 30 min and the various characterization techniques such as UV-vis spectrophotometer, FE-SEM, TEM and XRD studies were confirmed the synthesis of nanoparticles. Further, MTT, acridi...
Using biological medium, such as plant extract for the biosynthesis of nanoparticles is an ecofriendly and emerging scientific trend. On this back drop the present study focused on the biosynthesis of silver nanoparticles using Cissus quadrangularis and evaluation of its antimicrobial and anticancer potentials. The biosynthesized nanoparticle was characterized by UV-VIS spectroscopy, EDAX and T...
Introduction Green biosynthesis of the metallic nanoparticles is considered as one of the effective method for cancer treatment with minimum side effects. The objective of this study was the evaluation of cytotoxicity of zinc oxide (ZnO) nanoparticles synthesized with Ceratonia siliqua extract on the breast cancer cells and assessment of anti-angiogenesis properties of these nanoparticles in t...
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